no 27 tolong lah plisss sekalian caranya butuh banget sekarang

<=> 2 = √(3b + 5 / b - 5)
<=> 4 = 3b + 5 / b - 5
<=> 4(b - 5) = 3b + 5
<=> 4b - 20 = 3b + 5
<=> 4b - 3b = 5 + 20
<=> b = 25

Jawaban : D